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Showing results 1 to 22 out of 22
Released: 2024-03-14 17:16:35
BGEM J191145.30-570804.0 (AT2024egc): discovery of a supernova candidate in ESO 184-25 (44Mpc)
Hugo Tranin, Nadia Blagorodnova (ICCUB), Fiorenzo Stoppa, Danielle Pieterse, Paul Groot, Paul Vreeswijk (Radboud Univ...
Source Group: BlackGEM
Related Objects:
2024egc [BGEM J191145.30-570804.0]
RA, DEC:19:11:45.308, -57:08:04.06
(287.938783, -57.134461)
Redshift:0.01014
Type:SN IIn
Here we report the BlackGEM discovery of the transient BGEM J191145.30-570804.0 (AT2024egc) in the galaxy ESO 184-25 at magnitude m_q = 17.39 +/- 0.02. At a distance of 44 Mpc, the transient was di...
Released: 2023-11-10 22:45:36
ZTF Observations of the Candidate Fast Blue Optical Transient AT2023vth
Jason Sevilla, Maggie L. Li, Anna Y. Q. Ho (Cornell)
Source Group: ZTF
Keywords: Optical, Transient
Related Objects:
2023vth
RA, DEC:17:56:34.401, +08:02:37.32
(269.143338, 8.043701)
Redshift:0.0747
Type:FBOT
We identify a quickly evolving blue transient with a host-galaxy counterpart, AT2023vth. We encourage spectroscopic follow-up observations to determine the redshift of the transient, which is curre...
Released: 2023-09-18 17:53:47
ZTF and SEDM Observations of the Candidate Optical Afterglow AT 2023sva
Jada L. Vail, Maggie L. Li (Cornell), Jacob Wise (LJMU), D. A. Perley (LJMU), Anna Y. Q. Ho (Cornell), Eric Burns (LS...
Keywords: Optical
Related Objects:
2023sva
RA, DEC:00:56:59.189, +80:08:44.12
(14.246619, 80.145589)
Redshift:
Type:
We report observations of a fast-evolving red transient. AT 2023sva is a likely optical afterglow with a possible GRB counterpart detected by Fermi.
Released: 2023-09-05 19:54:32
ZTF, GIT, and LT Observations of the Rapidly Fading Transient AT2023rdp
Jada L. Vail, Kailai Wang, Maggie L. Li, Anna Y. Q. Ho (Cornell University), Daniel Perley (LJMU), Vishwajeet Swain (...
Keywords: Optical
Related Objects:
2023rdp
RA, DEC:00:18:44.934, +59:11:46.80
(4.687226, 59.196335)
Redshift:
Type:
We report observations of a fast-fading red transient. AT2023rdp is a possible optical afterglow, although we note that it is 3 degrees from the Galactic plane.
Released: 2023-08-27 16:56:11
ZTF Observations of the Candidate Optical Afterglow AT 2023qxj
Maggie L. Li, Jada L. Vail, Anna Y. Q. Ho (Cornell University), Michael Coughlin (University of Minnesota), Daniel Pe...
Keywords: Optical
Related Objects:
2023qxj
RA, DEC:19:58:33.546, +54:27:48.02
(299.639774, 54.463340)
Redshift:
Type:
We report observations of a fast-evolving red transient. AT 2023qxj is a likely optical afterglow with a GRB counterpart discovered by Fermi.
Released: 2023-06-22 01:41:22
Photometric Follow-up observations of specific Transients
M. R. Kendurkar (GSNST) and D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada, 507...
Source Group: GSNST
Related Objects:
2023ksz
RA, DEC:19:39:46.808, +59:21:50.18
(294.945033, 59.363940)
Redshift:0.0368
Type:SN II
,
2023kuf
RA, DEC:15:26:02.224, +70:49:54.46
(231.509267, 70.831793)
Redshift:
Type:
,
2023kxd
RA, DEC:21:56:18.334, +26:14:28.67
(329.076390, 26.241297)
Redshift:
Type:
,
2023lbx
RA, DEC:15:28:30.029, +19:43:20.09
(232.125121, 19.722248)
Redshift:
Type:
,
2023lcn
RA, DEC:16:42:46.988, +53:56:10.32
(250.695785, 53.936200)
Redshift:
Type:
,
2023lcr
RA, DEC:16:31:37.416, +26:21:58.31
(247.905901, 26.366196)
Redshift:1.027
Type:SN Ic-BL
We have obtained SDSS g filter observations of specific optical transients discovered by ZTF (Fremling, C., et al.), Pan-STARRS (Chambers, K.C., et al.) and ATLAS (Tonry, J., et al),. The photo...
Released: 2023-06-07 18:04:55
ZTF and GIT Observations of the Candidate Optical Afterglow AT2023jxk
Jada Vail, Maggie Li, Anna Ho (Cornell), Harsh Kumar, Vishwajeet Swain (IIT Bombay), Dmitry Svinkin (Ioffe Institute)...
Keywords: Optical
Related Objects:
2023jxk
RA, DEC:17:02:36.970, +51:52:05.09
(255.654042, 51.868081)
Redshift:
Type:
We report observations of a hostless, fast-evolving red transient. AT2023jxk is a candidate afterglow with no reported GRB counterpart.
Released: 2023-05-18 21:42:53
Multi-Band Photometric Follow-up of specific transients from the Dominion Astrophysical Observatory.
M. R. Kendurkar (PGAO) and D. D. Balam (Dominion Astrophysical Observatory, National Research Council of Canada, 5071...
Source Group: GSNST
Keywords: Optical, Photometry
Related Objects:
2023igp
RA, DEC:16:58:23.508, +36:01:30.34
(254.597951, 36.025096)
Redshift:
Type:
,
2023ins
RA, DEC:11:17:52.706, +29:18:16.18
(169.469607, 29.304493)
Redshift:
Type:
,
2023hrq
RA, DEC:13:00:06.993, +27:52:37.70
(195.029136, 27.877138)
Redshift:
Type:
,
2023ipx
RA, DEC:15:38:01.553, +14:24:42.70
(234.506470, 14.411860)
Redshift:0.06
Type:SN Ia
Photometric Follow up Observations of specific transients.
Released: 2023-04-24 18:30:03
ZTF Discovery of AT2023ghq, a fast fading blue transient
Harsh Kumar (IITB), Igor Andreoni (JSI, UMD, NASA/GSFC), Aswin Suresh (IITB), Michael Coughlin (UMN)
Keywords: Optical, Transient
Related Objects:
2023ghq [ZTF23aagunkc]
RA, DEC:15:58:13.048, +08:54:24.98
(239.554365, 8.906940)
Redshift:
Type:
We report the discovery of the fast fading transient ZTF23aagunkc/AT2023ghq.
Released: 2023-03-23 21:01:44
Possible young supernova in galaxy SDSS J121935.03+052048.5 at z=0.07491
Cole Johnston (Radboud), Simon de Wet (UCT/SAAO), Danielle Pieterse (Radboud), Paul Vreeswijk (Radboud), Paul Groot (...
Source Group: MeerLICHT
Related Objects:
2023dwb [MLT J121935.03+052048.7]
RA, DEC:12:19:35.057, +05:20:48.98
(184.896072, 5.346938)
Redshift:0.074912
Type:SN Ia
MeerLICHT detection of a possible young supernova at q_AB = 19.51 in SDSS J121935.03+052048.5 at z=0.07491
Released: 2023-03-14 17:01:50
ZTF Discovery of AT2023dbc, a Fast-rising Red Transient in NGC 3556 (M 108)
Anna Y. Q. Ho (Cornell), Jesper Sollerman (OKC), Daniel Perley (LJMU)
Source Group: ZTF
Keywords: Optical
Related Objects:
2023dbc
RA, DEC:11:11:39.230, +55:40:28.99
(167.913458, 55.674719)
Redshift:0.0023
Type:SN Ic
We report the discovery of the fast-rising (1 mag/day) red (g-r=2 mag) transient AT2023dbc in the nearby galaxy M 108 (NGC 3556; d=10 Mpc).
Released: 2023-02-21 14:47:25
ZTF Identification of the Fast, Blue, Luminous Transient AT2023bbu (z=0.069)
Daniel A. Perley (LJMU), Anna Y. Q. Ho (Cornell), K-Ryan Hinds (LJMU), Wynn Jacobson-Galan (UC Berkeley)
Source Group: ZTF
Keywords: Optical, Transient
Related Objects:
2023bbu [ZTF23aabtjjc]
RA, DEC:10:50:02.626, -13:55:32.88
(162.510941, -13.925800)
Redshift:
Type:
We report the fast, blue transient AT2023bbu (ZTF23aabtjjc/ATLAS23bnt), coincident with a faint star-forming galaxy. The rise time of the transient is about two days and it has faded by 2.3 mag ov...
Released: 2023-01-27 02:14:17
ZTF and LT Discovery of AT2023avj, a Candidate Optical Afterglow
Kailai Wang (Cornell), Anna Y. Q. Ho (Cornell), Daniel Perley (LJMU)
Source Group: ZTF
Keywords: Optical
Related Objects:
2023avj
RA, DEC:09:39:20.815, +58:08:12.52
(144.836730, 58.136812)
Redshift:
Type:
We report the discovery of a hostless, fast-evolving red transient. AT2023avj is likely an afterglow with no reported GRB counterpart.
Released: 2022-12-23 22:32:27
ZTF22acaruqr/AT2022adzb: Zwicky Transient Facility discovery of a possible fast optical transient
Michael Coughlin (UMN), Igor Andreoni (JSI/UMD/NASA), Tyler Barna (UMN)
Keywords: Optical, Transient
Related Objects:
2022adzb
RA, DEC:08:18:03.603, +55:19:20.43
(124.515013, 55.322341)
Redshift:
Type:
We report the discovery of the fast optical transient candidate ZTF22acaruqr/AT2022adzb with the Zwicky Transient Facility (ZTF) at coordinates RA = 08:18:03.60; Dec = +55:19:20.43. The transient ...
Released: 2022-08-21 18:31:35
The S-PLUS Transient Extension Program
C. D. Kilpatrick (Northwestern University), A. Santos, C. R. Bom (CBPF/Brazil), F. R. Herpich (IAG/USP & P&A...
Source Group: STEP
Keywords: Optical, Surveys
We announce the Southern Photometric Local Universe Survey Transient Extension Program (STEP), a time-domain survey using nightly griz imaging taken on the robotic 86-cm telescope at Cerro Tololo I...
Released: 2022-08-09 23:55:41
ZTF22aayluxo/AT2022qmt: Zwicky Transient Facility discovery of a fast and blue optical transient
Igor Andreoni (JSI/UMD/NASA), Harsh Kumar (IITB), Anna Ho (Cornell), Mansi Kasliwal (Caltech), Daniel Perley (LJMU), ...
Source Group: ZTF
Keywords: Optical, Transient
Related Objects:
2022qmt [ZTF22aayluxo]
RA, DEC:17:57:23.336, +56:16:15.19
(269.347234, 56.270887)
Redshift:
Type:
We report the discovery of the fast, blue optical transient ZTF22aayluxo/AT2022qmt with the Zwicky Transient Facility (ZTF) at coordinates RA = 17:57:23.36; Dec = +56:16:15.21. The transient lumino...
Released: 2022-01-27 23:13:17
The DECam Young Supernova Experiment
A. Rest (JHU, STScI), S. Dhawan, K. Mandel, S. Thorp, S. Ward (Cambridge), A. Agnello, C. R. Angus, Z. Ansari, N. Are...
We announce the DECam Extension of the Young Supernova Experiment (YSE), a time-domain survey with DECam on the Cerro Tololo Inter-American Observatory Blanco 4-m telescope. The Young Supernova Exp...
Released: 2021-03-28 18:23:57
ZTF21aaquyjp/AT2021hel: ZTF discovery of a hostless fast transient
Igor Andreoni (Caltech), Michael Coughlin (UMN), Mansi Kasliwal (Caltech), Erik Kool (OKC), Tomas Ahumada (UMD), Shre...
Source Group: ZTF
Keywords: Optical, Transient
Related Objects:
2021hel [ZTF21aaquyjp]
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
2021hel [ZTF21aaquyjp]
We report the discovery of the fast optical transient ZTF21aaquyjp/AT2021hel with the Zwicky Transient Facility (ZTF). ZTF data at these coordinates are public and the light curve of ZTF21aaquyjp c...
Released: 2021-01-30 15:25:37
ePESSTO+ spectroscopic classification of optical transients
S. Muñoz, L. Galbany, M. Delgado (Granada), R. González (INAOE), N. Elias-Rosa (INAF), P. J. Pessi (ESO), C. Gutiérre...
Source Group: ePESSTO+
Related Objects:
2021se [ZTF21aabpvvx]
RA, DEC:03:15:57.530, -14:15:13.41
(48.989707, -14.253724)
Redshift:0.074
Type:
,
2021asu [ZTF21aaezixn]
RA, DEC:08:36:53.367, -05:55:03.73
(129.222363, -5.917704)
Redshift:0.04
Type:SN Ia
,
2021apk [ZTF21aaeoxfd]
RA, DEC:12:18:08.873, -04:25:22.73
(184.536972, -4.422980)
Redshift:0.08
Type:SN Ia
,
2021ash [ATLAS21cqe]
RA, DEC:13:19:42.767, -04:31:45.09
(199.928197, -4.529190)
Redshift:0.041
Type:SN Ia
,
2021apn [ZTF21aaeotxq]
RA, DEC:13:15:52.004, +15:51:14.75
(198.966683, 15.854098)
Redshift:0.085
Type:SN Ia
,
2021bjb [ATLAS21dgc]
RA, DEC:14:03:40.318, -34:11:02.05
(210.917993, -34.183903)
Redshift:0.012
Type:SN Ia
,
2021bja [ATLAS21dgb]
RA, DEC:13:54:48.305, -15:38:14.54
(208.701272, -15.637372)
Redshift:0.034
Type:SN Ia
This report includes classifications of 6 Type Ia's and an unclassified object.
Released: 2020-08-29 02:59:25
Zwicky Transient Facility discovery of ZTF20abtxwfx/AT2020sev, a fast optical transient and candidate afterglow
Igor Andreoni (Caltech), Anna Ho (UCB), Michael Coughlin (UMN), Mansi Kasliwal (Caltech), Eric Burns (LSU), Dmitry Sv...
Source Group: ZTF
Related Objects:
2020sev [ZTF20abtxwfx]
RA, DEC:16:41:21.212, +57:08:20.50
(250.338384, 57.139027)
Redshift:
Type:
We report the discovery of the fast optical transient ZTF20abtxwfx/AT2020sev with the Zwicky Transient Facility (ZTF, Bellm et al. 2019, Graham et al. 2019). ZTF20abtxwfx was found during the scien...
Released: 2020-08-21 20:21:51
Follow-up observations of GSNST-20ca (AT2020rml) with the Liverpool Telescope
Daniel Perley (LJMU), Christopher Copperwheat (LJMU), Muryel Guolo-Pereira (Universidade Federal de Santa Catarina), ...
Keywords: Optical, Transient
Related Objects:
2020rml [GSNST-20ca]
RA, DEC:01:24:27.398, +33:47:56.53
(21.114157, 33.799037)
Redshift:
Type:
Follow-up observations of AT2020rml with the Liverpool Telescope do not detect the transient candidate, suggesting that it is not a real transient or that it has faded rapidly.
Released: 2020-08-12 08:25:27
Spectroscopic classification of SN 2020qln
J. P. U. Fynbo, M. A. Keniger, J. Weaver IV (U. Copenhagen), P. Lindquist Henriksen (DTU Space), J. Sollerman (OKC), ...
Related Objects:
2020qln
RA, DEC:01:14:04.286, -01:44:27.35
(18.517860, -1.740932)
Redshift:0.016
Type:SN Ia
We report the spectroscopic classification of SN 2020qln as a Type Ia supernova.

Most Viewed

Released: 2022-07-16
Views Count: 5663
Discovery of Possible Transient in JWST NIRCam Images of SDSS J141930.11+525159.3
Mike Engesser (STScI), Gabriel Brammer (University of Copenhagen), Katriona Gould (University of ...
Released: 2023-05-19
Views Count: 4506
LT Classification of SN 2023ixf as a Type II Supernova in M101
Daniel A. Perley (LJMU), Avishay Gal-Yam (Weizmann), Ido Irani (Weizmann), Erez Zimmerman (Weizmann)
Released: 2023-05-23
Views Count: 3365
Early multiband light curve of SN 2023ixf
Juan-Luis González-Carballo, R. G. Farfán, F. Limón, J. L. Salto, C. Botana, A. Mantero, G. Locat...
Released: 2020-05-07
Views Count: 2505
Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
Daniel Perley (LJMU), Cristina Barbarino (Stockholm), Jesper Sollerman (Stockholm), Tassilo Schwe...
Released: 2020-04-22
Views Count: 2226
ATLAS20ktt (AT2020hvp): discovery of a candidate supernova in NGC 6118 (27 Mpc)
M. Fulton, K. W. Smith, S. Srivastav, O. McBrien, S. J. Smartt, J. Gillanders, P. Clark, D. O...
Released: 2019-12-31
Views Count: 2043
ePESSTO+ re-classification of AT2019xis as a light echo of SN 1987A in the LMC.
S. Taubenberger (MPA), D. Malesani (DTU Space), G. Terreran (Northwestern), S. J. Smartt (QUB), A...
Released: 2023-05-22
Views Count: 2017
Onset of SN 2023ixf observed over East Asian longitudes
Yiming Mao, Mi Zhang, Guangyao Cai, Jinan Chen, Jin Chen, Xing Gao, Keying Li, Xiaodong Lyu, Yuji...
Released: 2020-06-25
Views Count: 1958
ATLAS20qoq (AT2020nlb): discovery of a candidate SN in MESSIER 85 (17 Mpc)
A. Townsend (Queen's University Belfast / University of Manchester), K. W. Smith, S. Srivast...
Released: 2023-10-11
Views Count: 1868
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu...
Released: 2020-03-30
Views Count: 1763
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
O. Yaron, E. Ofek, A. Gal-Yam, A. Sass (Weizmann)

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Released: 2024-03-19
Views Count: 35
Reactivation of the LIGO (LVK) Gravitational-Wave event tool on the TNS
Ofer Yaron (WIS), Nikola Knezevic (AOB), Avner Sass, Avishay Gal-Yam (WIS)
Released: 2024-02-29
Views Count: 87
Monthly ZTF public experiment - Announcement
Tomás Ahumada (Caltech), Shreya Anand (Caltech), Yu-Jing Qin (Caltech), Mansi Kasliwal (Caltech), Tomás Cabrera (CMU), Lei Hu (...
Released: 2023-10-11
Views Count: 1868
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Nabeel Rehemtulla (NU), Adam Miller (NU), Christoffer Fremling (Caltech), D. A. Perley (LJMU), Yu-Jing Qin (Caltech), Jesper So...